Donna and the Doctor are back in London, right on time for Wilf's naming ceremony. The astronomer has discovered a new star in sky but little does he know that it's not the only new thing up there.
The Lost Dimension is a two-volume major crossover story featuring several incarnations of the Doctor who're doing their best to save the Universe from an all-consuming white hole. It's basically a meet-up of the Doctors who spend a lot of time arguing amongst themselves.
Ari is the 47th incarnation of King Arthur and it is up to Merlin and herself to unify humanity against its biggest threat. In this incarnation that would be Mercer, the biggest, most ruthless company in the universe. Together with her crew - and Excalibur that she pulled out of a tree - Ari sets out on the biggest adventure of her life.
In a distant future after a disastrous solar flare a big percentage of humans have developed a gene which gives them superpowers. Jess' parents are well-known heroes in her small town, always keeping the villains in check and Jess wants nothing more than to help do good. Unfortunately, she doesn't present with any powers. Instead Jess starts working as an intern at Monroe Industries which she then finds out is run by the local villains.
Nax, Rion, Zee and Case didn't freshly washed out of the Academy and are waiting for their shuttle back to Earth when the station is attacked. The teens barely make it out alive but everyone else on Ellis Station is killed. Well, except for the traitors who are now trying everything in their power to silence the witnesses. The wash-outs are the only ones who can stop a sinister masterplan.